OITracker Cboe delayed data

Contract OI history

Back to SMTC

Jan 21, 2028 EXPIRATION

SMTC $40.00 Put

SMTC280121P00040000

Latest saved OI7,565Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMTC $40.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 7,5653,7820 2026-10-09: 7,565 OI2026-10-13: 7,565 OI2026-10-14: 7,565 OI2026-10-15: 7,565 OI2026-10-16: 7,565 OI2026-10-21: 7,565 OI2026-10-23: 7,565 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

SMTC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing7,5650
Oct 21, 20267,5650
Oct 16, 20267,5650
Oct 15, 20267,5650
Oct 14, 20267,5650
Oct 13, 20267,5650
Oct 09, 20267,565No prior observation